2910195

素因数分解:

$3^3\times 5^1\times {\mathrm{21557}}^1$

素因数の和:21571

約数の個数: 16

約数和(自身を含む): 5173920

約数和(自身を除く): 2263725

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 21557, 64671, 107785, 194013, 323355, 582039, 970065, 2910195]

約数ペア:

[(1, 2910195), (3, 970065), (5, 582039), (9, 323355), (15, 194013), (27, 107785), (45, 64671), (135, 21557)]